40523240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2591}}^1$

素因数の和:2642

約数の個数: 64

約数和(自身を含む): 100776960

約数和(自身を除く): 60253720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 2591, 3128, 3910, 5182, 7820, 10364, 12955, 15640, 20728, 25910, 44047, 51820, 59593, 88094, 103640, 119186, 176188, 220235, 238372, 297965, 352376, 440470, 476744, 595930, 880940, 1013081, 1191860, 1761880, 2026162, 2383720, 4052324, 5065405, 8104648, 10130810, 20261620, 40523240]

約数ペア:

[(1, 40523240), (2, 20261620), (4, 10130810), (5, 8104648), (8, 5065405), (10, 4052324), (17, 2383720), (20, 2026162), (23, 1761880), (34, 1191860), (40, 1013081), (46, 880940), (68, 595930), (85, 476744), (92, 440470), (115, 352376), (136, 297965), (170, 238372), (184, 220235), (230, 176188), (340, 119186), (391, 103640), (460, 88094), (680, 59593), (782, 51820), (920, 44047), (1564, 25910), (1955, 20728), (2591, 15640), (3128, 12955), (3910, 10364), (5182, 7820)]